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Monday, August 23, 2004

WASTE WATER FLOW RATES IN DIFFERENT UNITS

WASTE WATER FLOW RATES IN DIFFERENT UNITS:

Waste water consist primarily of used water, the water that reaches the sewer . For different units it is different as shown in the chart .

Source

Unit

Range l/u/d

Typical l/u/d

Apartment

Person

200-340

260

Hotel resident

Resident

150-220

190

Hotel Employee

Employee

30-50

40

Individual Home

Person

190-350

280

Airport

Passenger

8-15

10

Automobile service station

Vehicle served

150-200

200

Restaurant

Meal

8-15

10

Office

Employee

30-65

55

Laundry

Machine

1800-2600

2200

Laundry

Wash

180-200

190

Hospital medical

Bed

Employee

500-950

20-60

650

40

School

Student

20-65

40

School boarding

Student

200-400

280

For Industries

80% of water used used in production will be released as waste water

Meat processing

Mg

15-20 cu mtr/ Mg

Milk Products

Mg

10-20 cu mtr/Mg

Bread

Mg

2-4 cu mt/Mg

Beer

Mg

10-16 cu mtr/Mg

Whisky

Mg

60-80 cu mtr/Mg

Paper Pulp

Mg

250-800 cu mt/ Mg

Paper

Mg

120-160 cu mtr/Mg

Textile Bleaching (Cotton)

Mg

200-300 cu mtr/Mg

Textile Dyeing (Cotton)

Mg

30-60 cu mtr/Mg

REF : WASTE WATER ENGINEERING : TREATMENT , DISPOSAL AND REUSE--- METCALF & EDDY .

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